
	1.	There were 8 apples in the refrigerator. Hans and his friends ate 3 of them. Which number sentence best tells how many apples were left?
		A.	3 + 5 = 8	B.	8 − 3 = 5
		C.	5 + 3 = 8	D.	8 − 5 = 3
		Hint

	2.	Which makes this number sentence true, + or −? 8 ___ 5 = 13
		A.	−	B.	either + or −
		C.	neither + nor −	D.	+
		Hint

	3.	Which makes this number sentence true, + or −? 23 ___ 5 = 7 + 11
		A.	−	B.	either + or −
		C.	+	D.	neither + nor −
		Hint

	4.	Compare. Use <, >, or = 25 + 13 ___ 17 + 21
		A.	>	B.	all of these
		C.	<	D.	=
		Hint

	5.	Compare. Use <, >, or = 42 − 30 ___ 21 − 10
		A.	either > or =	B.	<
		C.	=	D.	>
		Hint